#429BBB#429BBB

#429BBB is a light, moderate cyan. Relative luminance 0.282; OKLCH L 64.9% C 0.096 H 225.0°. Best body text is #000000 at 6.64:1 contrast (WCAG AA passes).

Color values

HEX	#429BBB
RGB	rgb(66, 155, 187)
HSL	hsl(196, 48%, 50%)
HSV	hsv(196, 65%, 73%)
CMYK	cmyk(64.7%, 17.1%, 0%, 26.7%)
CIE-LAB	lab(60.06, -16.55, -24.43)
CIE-LCH	lch(60.06, 29.51, 235.88°)
OKLab	oklab(64.89% -0.0681 -0.0682)
OKLCH	oklch(64.89% 0.096 225)
XYZ	xyz(22.9342, 28.1864, 51.2359)
Luminance	0.2819 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#429BBB #BB6242

analogous

#42BB9F #429BBB #425EBB

triadic

#429BBB #BB429B #9BBB42

tetradic

#429BBB #9F42BB #BB6242 #5EBB42

square

#429BBB #9F42BB #BB6242 #5EBB42

split-complementary

#429BBB #BB425E #BB9F42

monochromatic

#225061 #32768E #429BBB #6EB3CC #9CCBDC

Accessibility & contrast

On white

3.16

#429BBB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.64

#429BBB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #429BBB

6.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##429BBB	#FFFFFF	#000000	##000000
##429BBB	1.00	3.16	6.64	6.64
#FFFFFF	3.16	1.00	21.00	21.00
#000000	6.64	21.00	1.00	1.00
##000000	6.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8998BD

Deuteranopia (green-blind)

#788BBB

Tritanopia (blue-blind)

#00A5A5

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #429bbb;
/* rgb */ color: rgb(66, 155, 187);
/* oklch */ color: oklch(64.9% 0.096 225.0);

Tailwind

colors: {
  custom: {
    50: '#83b8cf',
    500: '#429bbb',
    950: '#000000',
  },
}

SCSS

$custom: #429bbb;
$custom-light: #83b8cf;
$custom-dark: #000000;

JSON

{
  "hex": "#429bbb",
  "rgb": {
    "r": 66,
    "g": 155,
    "b": 187
  },
  "hsl": {
    "h": 195.868,
    "s": 47.826,
    "l": 49.608
  },
  "oklch": {
    "l": 0.64887,
    "c": 0.09638,
    "h": 225
  },
  "luminance": 0.28189
}

Semantic roles & 50–950 ramp

primary

#429BBB

secondary

#C89F91

accent

#7450D7

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0C1113

muted

#7D8082

Preview Lab

Preview with #429BBB

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →